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The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214 تمرين 15
Which of the following occurs in meiosis I?
A) All chromosomes duplicate.
B) Homologous chromosomes randomly orient themselves on the metaphase plate, called independent assortment.
C) The duplicated sister chromatids separate.
D) The original cell divides into four diploid cells.
An organism has 56 chromosomes in its diploid stage. Indicate how many chromosomes are present in each of the following, and explain your reasoning:
A) somatic cells
B) metaphase I
C) metaphase II
D) gametes
Why is it that the sister chromatids don't separate during metaphase l as they do in mitosis?
A) All chromosomes duplicate.
B) Homologous chromosomes randomly orient themselves on the metaphase plate, called independent assortment.
C) The duplicated sister chromatids separate.
D) The original cell divides into four diploid cells.
An organism has 56 chromosomes in its diploid stage. Indicate how many chromosomes are present in each of the following, and explain your reasoning:
A) somatic cells
B) metaphase I
C) metaphase II
D) gametes
Why is it that the sister chromatids don't separate during metaphase l as they do in mitosis?
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Meiosis occurs in two phases, both invol...
The Living World 8th Edition by George Johnson
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